https://huggingface.co/datasets/Duyu/Time-Series-Forecasting-Benchmark-Datasets/resolve/main/NN5.csv
hf download hf://datasets/Duyu/Time-Series-Forecasting-Benchmark-Datasets/NN5.csv
curl -L -o NN5.csv https://huggingface.co/datasets/Duyu/Time-Series-Forecasting-Benchmark-Datasets/resolve/main/NN5.csv
